38.1 MW Batteries (11 MW) + Solar Photovoltaic (27 MW) operating in Kern, CA — California Independent System Operator
38.1 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2021
Operating Since
Coordinates
34.9463, -118.1265
County
Kern, CA
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Terra-Gen Operating Co-Hybrid | Terra-Gen | — |
| Owner(s) | ES 1A Group 2 Opco, LLC | Terra-Gen [100%] | — |
| Status | Operating | operating | — |
GEM identifies the owner as Terra-Gen [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
Edwards Sanborn E3 is a hybrid power plant located in Kern County, California. The plant, which came online in 2021, is owned and operated by Terra-Gen Operating Co-Hybrid. It has a total capacity of 38.1 MW and consists of two generators utilizing both solar photovoltaic and battery storage technologies. The battery energy storage system (BESS) has a storage capacity of 31.5 MWh and a duration of 2.86 hours, using lithium-ion battery chemistry (LIB). The solar component uses single-axis tracking.
The plant's latest annual generation was 56,078 MWh, resulting in a capacity factor of 16.8%. Edwards Sanborn E3 operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. The plant is ranked 167th out of 300 power plants in California and 638th out of 1205 nationally. Financial data is available for the plant from LBNL Solar.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
GOLDEN OASIS
2.4K MWh
Latest Month
56.1K MWh
Annual Generation
16.8%
Capacity Factor
$30.0/MWh
LCOE (Levelized Cost)
$10.0/MWh
Energy Value
Market Position
ISO/RTO Market
CAISO
LMP Node
PHSP15
Pricing Hub
TH_SP15_GEN-APND
Node Source
EIA-860 direct report